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Z.ai GLM 5.2 VS Qwen Qwen3.5 Plus 2026-02-15

GLM 5.2 vs Qwen3.5 Plus 2026-02-15: which wins at real work?

22 task areas · same graded test runs · rank comparison only, so 0–100 and Elo collections never mix raw scores.

GLM 5.2 wins 13 of 22 task areas we tested; Qwen3.5 Plus 2026-02-15 takes 9. Qwen3.5 Plus 2026-02-15 costs 2.1× less per token ($1.82 vs $3.76 per 1M).

13
Task areas won
9
74
Avg percentile
68
0
Top-3 finishes
1
$3.76
Price / 1M tokens
$1.82
Z.ai
Provider
Qwen

Qwen3.5 Plus 2026-02-15 costs 2.1× less per token ($1.82 vs $3.76 per 1M).

Task by task

Task area GLM 5.2 Qwen3.5 Plus 2026-02-15 Winner
Coding #23 / 115
Strong
#71 / 115
Strong
GLM 5.2
Summarization & Meeting Notes #9 / 110
Excellent
#46 / 110
Excellent
GLM 5.2
Knowledge & Docs #21 / 110
Strong
#51 / 110
Usable
GLM 5.2
Product & Project Management #11 / 110
Excellent
#40 / 110
Strong
GLM 5.2
Content & Brand #19 / 124
Strong
#45 / 124
Strong
GLM 5.2
Creative & Comedy #46 / 110 #71 / 110 GLM 5.2
Legal & HR #36 / 110
Excellent
#13 / 110
Excellent
Qwen3.5 Plus 2026-02-15
Research & Competitive Analysis #50 / 110
Usable
#73 / 110
Usable
GLM 5.2
Training & Education #29 / 110
Excellent
#6 / 110
Excellent
Qwen3.5 Plus 2026-02-15
Chef / Home Cooking #59 / 126
Usable
#40 / 126
Usable
Qwen3.5 Plus 2026-02-15
Executive Assistant #43 / 112
Strong
#61 / 112
Strong
GLM 5.2
Translation & Localization #28 / 110
Excellent
#10 / 110
Excellent
Qwen3.5 Plus 2026-02-15
Data & Analytics #41 / 110
Excellent
#26 / 110
Excellent
Qwen3.5 Plus 2026-02-15
Frontend & Landing Pages #18 / 109
Needs editing
#3 / 109
Usable
Qwen3.5 Plus 2026-02-15
Presentations & Decks #25 / 110
Excellent
#40 / 110
Excellent
GLM 5.2
Investor & Pitch #24 / 66
Strong
#36 / 66
Usable
GLM 5.2
Sales #39 / 110
Usable
#27 / 110
Strong
Qwen3.5 Plus 2026-02-15
Landing Pages #26 / 72
Strong
#36 / 72
Strong
GLM 5.2
Structured Output #25 / 113
Excellent
#18 / 113
Excellent
Qwen3.5 Plus 2026-02-15
AI Strategy #34 / 126
Strong
#32 / 126
Strong
Qwen3.5 Plus 2026-02-15
Customer Support #16 / 113
Strong
#18 / 113
Strong
GLM 5.2
RAG, Safety & Grounding #6 / 113
Excellent
#7 / 113
Excellent
GLM 5.2

Rank = position among every model config we tested in that task area (lower is better). Sorted by biggest gap first.

Frequently asked

Is GLM 5.2 better than Qwen3.5 Plus 2026-02-15?

Across 22 task areas we benchmarked, GLM 5.2 ranks higher in 13 and Qwen3.5 Plus 2026-02-15 in 9.

Which is cheaper, GLM 5.2 or Qwen3.5 Plus 2026-02-15?

Qwen3.5 Plus 2026-02-15 costs 2.1× less per token ($1.82 vs $3.76 per 1M).

What is GLM 5.2 better at?

GLM 5.2 out-ranks Qwen3.5 Plus 2026-02-15 at Coding, Summarization & Meeting Notes, Knowledge & Docs.

What is Qwen3.5 Plus 2026-02-15 better at?

Qwen3.5 Plus 2026-02-15 out-ranks GLM 5.2 at Legal & HR, Training & Education, Chef / Home Cooking.

Full GLM 5.2 review → Full Qwen3.5 Plus 2026-02-15 review → Full model leaderboard →

More comparisons

This page is Spring Prompt, running in public

We just did this for every model. Do it for your prompt.

The rankings above come from running real tasks through real models and scoring every output. Spring Prompt is that same engine — pointed at your prompt, your test cases, and your definition of good.

  • Generate test cases from your prompt — no eval set required to start.
  • Compare models side by side with quality, cost and latency in one matrix.
  • Optimise the winner until the scores say it's ready to ship.
Experiment · Cold outreach email

Prompt × model results

12 test cases · 3 evals
Claude Opus
GPT-5
Gemini
v1
7.1
6.8
7.4
v2
8.3
7.9
8.0
v3
9.2
8.6
8.4
Best combo: v3 × Claude Opus
9.2 quality · $0.004/run · 1.8s